{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "phishing", "trigger": true, "arguments": ["attacker", "attack pattern", "trusted entity", "tool", "place", "victim", "time"]}, {"event_type": "ransom", "trigger": true, "arguments": ["victim", "attacker", "price", "time", "damage amount", "attack pattern", "place", "payment method", "tool"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["patch number", "vulnerable system version", "releaser", "supported platform", "common vulnerabilities and exposures", "vulnerable system", "vulnerability", "patch"]}], "input": "For the second time in three years , the school district is the target of a ransomware attack — a particularly virulent computer malware that spreads from computer to computer , locking up access to network servers and turning documents into gibberish before offering \" help \" in the form of a request for payment to provide a \" key \" to unlock the files ."}
{"phishing": [], "ransom": [{"trigger": "a ransomware attack", "arguments": {"victim": "the school district", "attacker": "NAN", "price": "NAN", "time": "NAN", "damage amount": "NAN", "attack pattern": "NAN", "place": "NAN", "payment method": "NAN", "tool": "computer malware"}}], "patch vulnerability": []}